Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAwc/X0zMhri29Hq5vkO4K9k+Flru6uYl2U0soN2F3tki3cevuYCUw9BSpQ… (1,748 chars)"
  }
}